The is a yakuza group based in Yamaguchi, Japan.[1] It is a designated yakuza group and Yamaguchi Prefecture's largest, with an estimated 60 members.[2]
The group was formed in 1948 as the in Shimonoseki, Yamaguchi by Koichi Goda, then a member of an old yakuza clan, the Kagotora-gumi. The Goda-gumi was renamed the Goda-ikka in 1968.[3] It was registered as a designated yakuza group under the Organized Crime Countermeasures Law in July 1992.[4]
Kanji Nukui became its six-generation president in 1994. In October 2009, following his retirement, Makoto Suehiro became the seventh-generation president.[5]
Based in Shimonoseki, Yamaguchi, the Goda-ikka has known offices in two other prefectures.[6]
It is the largest yakuza group in Yamaguchi Prefecture, followed by the Yamaguchi-gumi. As of 2008, about 64% of yakuza members in Yamaguchi Prefecture belong to the Goda-ikka.[7]
Since 1996, the Goda-ikka has been a member of an anti-Yamaguchi federation, the Gosha-kai, along with three other Chugoku-based organizations, the Kyosei-kai, the Kyodo-kai, the Asano-gumi, and the Shikoku-based Shinwa-kai.[8]